CN106203853A - A kind of power marketing inspection sampling proportion determines method and system - Google Patents
A kind of power marketing inspection sampling proportion determines method and system Download PDFInfo
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Abstract
The present invention discloses the determination method and device of a kind of power marketing inspection sampling proportion, including: obtain the overall portfolio of target two stage sampling classification；Obtain the minimum sampling proportion of described target two stage sampling classification；Obtain the inspected unit actual volume of described target two stage sampling classification；Utilize selective examination ratio-dependent rule, and described overall situation portfolio, described minimum sampling proportion and described inspected unit actual volume, determine the actual sampling proportion of described target two stage sampling classification.Visible, in the present embodiment, this mode determining actual sampling proportion according to overall situation portfolio, minimum sampling proportion and inspected unit actual volume, inspector can be made when formulating work plan and extraction inspection sample, set accurately and rapidly and adjust sampling proportion, avoid the calculating conversion of complexity, improve work efficiency；The invention also discloses the determination method and system of a kind of power marketing inspection sampling proportion, above-mentioned technique effect can be realized equally.
Description
Technical field
The present invention relates to sampling proportion and determine technical field, more particularly, it relates to a kind of power marketing inspection sampling fraction
Example determines method and system.
Background technology
Inspecting is an important management link during enterprise operation and management and management means, is business administration department
An important process in system, plays very important effect to promoting the effective execution of enterprise's work in every, raising implementation capacity.
So-called inspection is a kind of management supervise and examine, relates to the supervision and check of administration behavior, it is therefore an objective to supervise and urge object and hold
Row enterprise regulations and rules, has fulfiled responsibility.By superintending and checking in advance, or exemplary postmortem examination circular, can
Judge is made in administration behavior to inspection object, thus constraint and specification check the fulfilling behavior of object.By comprehensive inspection
Run, not only strengthen the self-discipline of company all personnel, and full company define " Everybody is responsible appoints, everything has program, time
Time have control, ring ring to have examination, rewards and punishments to have regulation, bad have correction " flow process is smooth and easy, the system guarantee setup of examination closed loop,
Warning function is served for preferably doing one's duty.
Power marketing inspection sampling classification refers to as clear and definite target sample and scope, by power marketing business sample according to point
Layer, the method for classification are sorted out, and generally can divide one to three grades, such as: can be by Business Process System, electricity charge recording, checking, and charging, customer service etc.
Main professional definition is primary sampling classification, can carry out industry by big industrial user, resident, other users again under each specialty
Business classification, and it is defined as two stage sampling classification, finally by segmentation service definition such as the new clothes of big industrial user, resident's charges
It is three grades of sampling classifications.
The power marketing of power supply administration of districts and cities is checked by net, Provincial Power Grid Corporation generally minimum sampling proportion requirement, and
For minimum sampling proportion is all based on power supply administration of districts and cities overall situation portfolio, such as: " industry is applied to install in big industry to two stage sampling classification
Business " sampling proportion be not less than 5%, refer to that the sample size of " business is applied to install in big industry " is not lower than such industry of power supply administration of districts and cities
The 5% of business total amount.But the monthly inspecting of power supply administration of districts and cities reality is limited by region and human resources's condition, often can only select
Take partial service unit to be sampled checking.So when formulating inspection plan, it is necessary to actual sampling proportion is converted,
To ensure that actual sample size meets minimum sampling proportion requirement based on overall situation portfolio.
Therefore, how to determine that power marketing inspection sampling proportion is the problem that those skilled in the art need to solve.
Summary of the invention
It is an object of the invention to provide a kind of power marketing inspection sampling proportion and determine method and system, to determine electric power
Marketing inspection sampling proportion.
For achieving the above object, following technical scheme is embodiments provided:
A kind of determination method of power marketing inspection sampling proportion, including:
Obtain the overall portfolio of target two stage sampling classification；
Obtain the minimum sampling proportion of described target two stage sampling classification；
Obtain the inspected unit actual volume of described target two stage sampling classification；
Utilize selective examination ratio-dependent rule, and described overall situation portfolio, described minimum sampling proportion and described inspected list
Position actual volume, determines the actual sampling proportion of described target two stage sampling classification.
Wherein, the described selective examination ratio-dependent rule that utilizes, and described overall situation portfolio, described minimum sampling proportion and described
Inspected unit actual volume, determines the actual sampling proportion of described target two stage sampling classification, including:
Utilize described selective examination ratio-dependent regular:Determine described target two stage sampling classification
Actual sampling proportion；
Wherein, SjFor actual sampling proportion, LqFor overall situation portfolio, SqFor minimum sampling proportion, LjReal for inspected unit
Border portfolio；Lq×SqFor sample number should be taken out.
Wherein, also include:
By power marketing information system, portfolio and the inspected unit sampling at different levels class to overall sampling classifications at different levels
Other portfolio is added up.
Wherein it is determined that after the actual sampling proportion of described target two stage sampling classification, if with described target two stage sampling
The sampling proportion of three grades of sampling classifications that classification is corresponding is adjusted, then the target being associated with controlled three grades of sampling classifications
The sample size of three grades of sampling classifications determines that method includes:
Sample number and inspected unit planning business amount should be taken out according to described target two stage sampling classification, calculate described mesh
The plan sampling proportion of mark two stage sampling classification；
Obtain the association sample size of described target three grades sampling classification；
The portfolio sum obtaining all three grade sampling classifications corresponding with described target two stage sampling classification is total industry
Business amount；
Obtaining the sample size sum after controlled three grades of sampling classifications adjust is first total sample size；
Obtain with controlled three grades sampling classifications be associated all three grades sampling classifications adjustment before sample size it
With for second total sample size；
Sample size is utilized to determine rule, and described association sample size, described plan sampling proportion, described total business
Amount, described first total sample size and described second total sample size, determine the sample size of described target three grades sampling classification.
Wherein, described sample size is utilized to determine rule, and described association sample size, described plan sampling proportion, institute
State total traffic, described first total sample size and described second total sample size, determine described target three grades sampling classification
Sample size includes:
Sample size is utilized to determine rule:Determine described target three grades sampling class
Other sample size；
Wherein, y be described in state target three grades sampling classification sample size, ygFor described association sample size, SiFor plan
Sampling proportion,For described total traffic, n is the number of the corresponding three grades of sampling classifications of described target two stage sampling classification
Amount,For described first total sample size, m is the quantity of controlled three grades of sampling classifications,For described
Two total sample sizes.
A kind of determination system of power marketing inspection sampling proportion, including:
First acquisition module, for obtaining the overall portfolio of target two stage sampling classification；
Second acquisition module, for obtaining the minimum sampling proportion of described target two stage sampling classification；
3rd acquisition module, for obtaining the inspected unit actual volume of described target two stage sampling classification；
Selective examination ratio-dependent module, is used for utilizing selective examination ratio-dependent rule, and described overall situation portfolio, described minimum takes out
Sample ratio and described inspected unit actual volume, determine the actual sampling proportion of described target two stage sampling classification.
Wherein, described selective examination ratio-dependent module utilizes described selective examination ratio-dependent regular:
Determine the actual sampling proportion of described target two stage sampling classification；
Wherein, SjFor actual sampling proportion, LqFor overall situation portfolio, SqFor minimum sampling proportion, LjReal for inspected unit
Border portfolio；Lq×SqFor sample number should be taken out.
Wherein, also include:
Traffic volume measurement module, for by power marketing information system, to the portfolio of overall sampling classifications at different levels and
The portfolio of inspected unit sampling at different levels classification is added up.
Wherein, also include:
Computing module, for taking out sample number and inspected unit planning business according to described target two stage sampling classification
Amount, calculates the plan sampling proportion of described target two stage sampling classification；
4th acquisition module, for obtaining the association sample size of target three grades sampling classification；Wherein, described target three grades
Sampling classification is: three grades of sampling classifications that the controlled three grades of sampling classifications of sampling proportion are associated；
5th acquisition module, for obtaining all three grade sampling classifications corresponding with described target two stage sampling classification
Portfolio sum is total traffic；
6th acquisition module, is first total for obtaining the sample size sum after controlled three grades of sampling classifications adjust
Sample size；
7th acquisition module, adjusts for obtaining all three grades of sampling classifications being associated with controlled three grades of sampling classifications
Sample size sum before whole is second total sample size；
Sample size determines module, is used for utilizing sample size to determine rule, and described association sample size, described plan
Sampling proportion, described total traffic, described first total sample size and described second total sample size, determine described target three grades
The sample size of sampling classification.
Wherein, described sample size determines that module utilizes sample size to determine rule:
Determine the sample size of described target three grades sampling classification；
Wherein, y be described in state target three grades sampling classification sample size, ygFor described association sample size, SiFor plan
Sampling proportion,For described total traffic, n is the number of the corresponding three grades of sampling classifications of described target two stage sampling classification
Amount,For described first total sample size, m is the quantity of controlled three grades of sampling classifications,For described
Two total sample sizes.
By above scheme, a kind of power marketing that the present invention provides is checked the determination method of sampling proportion and is
System, including: obtain the overall portfolio of target two stage sampling classification；Obtain the minimum sampling fraction of described target two stage sampling classification
Example；Obtain the inspected unit actual volume of described target two stage sampling classification；Utilize selective examination ratio-dependent rule, and described
Overall situation portfolio, described minimum sampling proportion and described inspected unit actual volume, determine described target two stage sampling class
Other actual sampling proportion.Visible, in the present embodiment, this according to overall situation portfolio, minimum sampling proportion and inspected list
Position actual volume determines the mode of actual sampling proportion, and inspector can be made to formulate work plan and extraction inspection sample
Time, set accurately and rapidly and adjust sampling proportion, it is to avoid complicated calculating conversion, improving work efficiency；Invention additionally discloses
The determination method and system of a kind of power marketing inspection sampling proportion, can realize above-mentioned technique effect equally.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is that disclosed in the embodiment of the present invention, a kind of power marketing inspection sampling proportion determines method flow diagram；
Fig. 2 is that disclosed in the embodiment of the present invention, a kind of three grades of sample sizes determine method flow diagram；
Fig. 3 is that disclosed in the embodiment of the present invention, a kind of power marketing inspection sampling proportion determines system schematic.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
The embodiment of the invention discloses a kind of power marketing inspection sampling proportion and determine method and system, to determine that electric power is sought
Pin inspection sampling proportion.
See Fig. 1, the determination method of a kind of power marketing inspection sampling proportion that the embodiment of the present invention provides, including:
S101, the overall portfolio of acquisition target two stage sampling classification；
Concrete, overall portfolio in the present embodiment refers to the overall portfolio of power supply administration of districts and cities.
S102, obtain the minimum sampling proportion of described target two stage sampling classification；
Concrete, minimum sampling proportion be net, Provincial Power Grid Corporation the power marketing of power supply administration of districts and cities is checked minimum
Sampling proportion, and this minimum sampling proportion for be based on power supply administration of districts and cities overall situation portfolio for.
S103, obtain the inspected unit actual volume of described target two stage sampling classification；
S104, utilize selective examination ratio-dependent rule, and described overall situation portfolio, described minimum sampling proportion and described checked
Verification certificate position actual volume, determines the actual sampling proportion of described target two stage sampling classification.
Wherein, the described selective examination ratio-dependent rule that utilizes, and described overall situation portfolio, described minimum sampling proportion and described
Inspected unit actual volume, determines the actual sampling proportion of described target two stage sampling classification, including:
Utilize described selective examination ratio-dependent regular:Determine described target two stage sampling classification
Actual sampling proportion；
Wherein, SjFor actual sampling proportion, LqFor overall situation portfolio, SqFor minimum sampling proportion, LjReal for inspected unit
Border portfolio；Lq×SqFor sample number should be taken out.
Concrete, when formulating inspection plan, by power marketing information system according to overall situation two stage sampling category traffic amount
LqWith minimum sampling proportion Sq, calculating sample size of answering based on overall situation portfolio, recycling selective examination ratio-dependent is regular and real
Inspected unit and inspection that border selects are professional, automatically converse and meet the sampling proportion answering sample size to require, namely base
Actual sampling proportion S in inspected unit actual volumej。
Wherein, this method also includes:
By power marketing information system, portfolio and the inspected unit sampling at different levels class to overall sampling classifications at different levels
Other portfolio is added up.
Concrete, power marketing works extensive appliance computer information system, therefore can be by power marketing information system
The system portfolio that works all kinds of sales services realizes programming count, carries out checking sampling proportion and calculates for follow-up and prepare.
Wherein it is determined that after the actual sampling proportion of described target two stage sampling classification, if with described target two stage sampling
The sampling proportion of three grades of sampling classifications that classification is corresponding is adjusted, then the target being associated with controlled three grades of sampling classifications
The sample size of three grades of sampling classifications determines that method sees Fig. 2, including:
S201, should take out sample number and inspected unit planning business amount according to described target two stage sampling classification, calculate
The plan sampling proportion of described target two stage sampling classification；
S202, obtain described target three grades sampling classification association sample size；
Concrete, if target two stage sampling classification is M, the three grade sampling classifications corresponding with M are M1, M2, M3, M4, M5,
If the sampling proportion of M1 is adjusted, then M2, M3, M4, M5 are be associated with M1 three grades sampling classifications, then M2, M3,
The sample size of any one in M4, M5 be i.e. in the present embodiment target three grades sampling classification sample size, at this with
Target three grades sampling classification is that M2 is described.The association sample size of the target in S201 three grades sampling classification is that associations is adjusted
Sample size before whole, i.e. sample size before M2 adjustment.
S203, the portfolio sum obtaining corresponding with described target two stage sampling classification all three grades of classifications of sampling are
Total traffic；
If it is understood that target two stage sampling classification is M, corresponding with M three grades of sampling classifications are M1, M2, M3,
M4, M5, then the total traffic in the present embodiment is the portfolio sum of M1, M2, M3, M4, M5.
S204, obtain controlled three grades sampling classifications adjust after sample size sum be first total sample size；
Concrete, it is M1 owing to being adjusted three grades of sampling classifications of sampling proportion in the present embodiment, then first always takes out
Sample quantity is the sample size after M1 adjusts；If be now adjusted sampling proportion for multiple three grades sampling classifications, then this
In first total sample size be multiple sample size sums being adjusted three grades of sampling proportion sampling classifications.
Sampling number before all three grades of sampling classifications adjustment that S205, acquisition are associated with controlled three grades of sampling classifications
Amount sum is second total sample size；
Concrete, the most controlled three grades of sampling classifications are M1, then all three grades be associated with M1
Sampling classification is M2, M3, M4, M5, then second total sample size is the sample size sum before M2, M3, M4, M5 are adjusted.
S206, utilize sample size to determine rule, and described association sample size, described plan sampling proportion, described always
Portfolio, described first total sample size and described second total sample size, determine the sampling of described target three grades sampling classification
Quantity.
Wherein, described sample size is utilized to determine rule, and described association sample size, described plan sampling proportion, institute
State total traffic, described first total sample size and described second total sample size, determine described target three grades sampling classification
Sample size includes:
Sample size is utilized to determine rule:Determine described target three grades sampling class
Other sample size；
Wherein, y be described in state target three grades sampling classification sample size, ygFor described association sample size, SiFor plan
Sampling proportion,For described total traffic, n is the number of the corresponding three grades of sampling classifications of described target two stage sampling classification
Amount,For described first total sample size, m is the quantity of controlled three grades of sampling classifications,For described
Two total sample sizes.
Concrete, in sampling link, first power marketing information system is given tacit consent to each three grades of sampling classification sampling proportions and is equal to
The plan sampling proportion of two stage sampling classification corresponding thereto, when manually adjusting a certain or multinomial three grades of sampling classification sampling fractions
During example, it is no less than the principle of plan sample size according to three grades of sampling class population sample sizes, by system according to sample size
Determine that remaining sample size closing ter level sampling class items is readjusted distribution by rule automatically, to ensure to meet plan
Sampling proportion requirement.
Concrete, understand for convenience and be exemplified below:
Assume that certain office of districts and cities has 20 inspected units, when certain monthly inspection plan is formulated at inspection center, select wherein 5
Individual unit carries out inspection, and with " industry expands industry " and " industry expands other " two two stage sampling classifications, citing calculating process is as follows:
One, see Tables 1 and 2, formulating inspection plan link, first counting the overall portfolio of two stage sampling classification
LqIt is 400, minimum sampling proportion SqBe 0.05, then calculate each two stage sampling classification answers sample size, i.e. industry expands industry
For Lq*Sq=400*0.05=20, industry expands other for Lq*Sq=800*0.01=8；
Then according to the inspection project (three grades of sampling classifications) of this inspected unit and actual selection, count inspected
The inspected unit actual volume L that unit is actually subjected in the portfolio being sampled, i.e. the present embodimentj, i.e. industry expands industry
Inspected unit actual volume LjBeing 40, industry expands other inspected unit actual volume LjBe 100, then basis
Above-mentioned selective examination ratio-dependent rule:
The actual of industry expansion industry can be calculated and answer sampling proportion SjFor 20/40=
0.5, industry expands the actual of other and answers sampling proportion SjFor 8/100=0.08.
Table 1
| Two grades | Portfolio | Minimum sampling proportion | Answer sampling number |
| Industry expands industry | 400 | 0.05 | 20 |
| Industry expands other | 800 | 0.01 | 8 |
Table 2
Two, see chart 3 and table 4, sampling link, first acquiescence three grades sampling classifications (new clothes increase-volume, rename transfer and
Volume reduction) sampling proportion equal to the plan sampling proportion 0.25 of two stage sampling classification (industry expand industry), when manually adjust a certain (or
Multinomial) three grades of sampling classification sampling proportions time, the most manually change the sampling number of " transfer of renaming " business into 2 from 5 given tacit consent to
Individual, then corresponding, target two stage sampling classification is that industry expands industry, and controlled three grades of sampling classifications are transfer of renaming,
The target three grades sampling classification being associated with controlled three grades of sampling classifications is new clothes increase-volume and volume reduction, first target setting three
Level sampling classification is new clothes increase-volume, then it is as follows that the actual sample size after new clothes increase-volume is adjusted calculates process:
Sample number 20 and inspected unit planning business amount 80 should be taken out according to what industry expanded industry, calculate target two stage sampling
The plan sampling proportion S of classificationi=20/80=0.25；
Target three grades sampling classification i.e. association sample size y of new clothes increase-volumegIt is 10；
The portfolio sum of all three grade sampling classifications corresponding with described target two stage sampling classification is new clothes and increases
Hold, rename and transfer ownership and the total traffic of volume reduction
After the adjustment of controlled three grades of sampling classifications, sample size sum is the sample size after transfer of renaming adjusts,
I.e. first total sample size
Sample size sum before all three grades of sampling classifications being associated with controlled three grades of sampling classifications adjust is
The total sample size of before being adjusted for new clothes increase-volume and volume reduction second
Sample size is utilized to determine rule:Calculate new clothes increase-volume to be adjusted
After actual sample sizeIn like manner, volume reduction quilt can be calculated according to above-mentioned calculating process
Actual sample size after adjustment
I.e. can by system automatically adjust distribution remaining close ter level sampling class items sample size (system automatically will
" new clothes increase-volume " and " volume reduction " business sample size are adjusted to 12 and 6), to ensure still to meet plan sampling proportion requirement.
Table 3
| Two grades | Plan grade-3 service amount | Plan sampling proportion | Should sample book |
| Industry expands industry | 80 | 0.25 | 20 |
Table 4
The determination method of a kind of power marketing inspection sampling proportion that the present invention provides, including: obtain target two stage sampling
The overall portfolio of classification；Obtain the minimum sampling proportion of described target two stage sampling classification；Obtain described target two stage sampling
The inspected unit actual volume of classification；Utilize selective examination ratio-dependent rule, and the described overall situation portfolio, described minimum sampling
Ratio and described inspected unit actual volume, determine the actual sampling proportion of described target two stage sampling classification.
Visible, in the present embodiment, this according to overall situation portfolio, minimum sampling proportion and inspected unit practical business
Measure the mode determining actual sampling proportion, when inspector can be made in formulation work plan and extract inspection sample, accurate, quick
Ground sets and adjusts sampling proportion, it is to avoid complicated calculating conversion, improves work efficiency.And electric power inspecting is managing pipe
There is facilitation in the efficiency of reason, benefit, as engineering project and purchase of goods and materials are carried out inspection, reduce investment and purchase into
This, produce direct economic benefit.Inspection in administration behavior, ability, operating condition, also have facilitation, as to perform safety,
Quality, rules and regulations situation implement inspection, it is therefore prevented that quality mistake, security incident occur, just can produce indirect economic effect.
The determination system provided the embodiment of the present invention below is introduced, and described below determines that system is with described above
Determination method can be cross-referenced.
See Fig. 3, the determination system of a kind of power marketing inspection sampling proportion that the embodiment of the present invention provides, including:
First acquisition module 100, for obtaining the overall portfolio of target two stage sampling classification；
Second acquisition module 200, for obtaining the minimum sampling proportion of described target two stage sampling classification；
3rd acquisition module 300, for obtaining the inspected unit actual volume of described target two stage sampling classification；
Selective examination ratio-dependent module 400, is used for utilizing selective examination ratio-dependent rule, and described overall situation portfolio, described
Low sampling proportion and described inspected unit actual volume, determine the actual sampling proportion of described target two stage sampling classification.
Based on technique scheme, described selective examination ratio-dependent module utilizes described selective examination ratio-dependent regular:Determine the actual sampling proportion of described target two stage sampling classification；
Wherein, SjFor actual sampling proportion, LqFor overall situation portfolio, SqFor minimum sampling proportion, LjReal for inspected unit
Border portfolio；Lq×SqFor sample number should be taken out.
Based on technique scheme, this programme also includes:
Traffic volume measurement module, for by power marketing information system, to the portfolio of overall sampling classifications at different levels and
The portfolio of inspected unit sampling at different levels classification is added up.
Based on technique scheme, this programme also includes:
Computing module, for taking out sample number and inspected unit planning business according to described target two stage sampling classification
Amount, calculates the plan sampling proportion of described target two stage sampling classification；
4th acquisition module, for obtaining the association sample size of target three grades sampling classification；Wherein, described target three grades
Sampling classification is: three grades of sampling classifications that the controlled three grades of sampling classifications of sampling proportion are associated；
5th acquisition module, for obtaining all three grade sampling classifications corresponding with described target two stage sampling classification
Portfolio sum is total traffic；
6th acquisition module, is first total for obtaining the sample size sum after controlled three grades of sampling classifications adjust
Sample size；
7th acquisition module, adjusts for obtaining all three grades of sampling classifications being associated with controlled three grades of sampling classifications
Sample size sum before whole is second total sample size；
Sample size determines module, is used for utilizing sample size to determine rule, and described association sample size, described plan
Sampling proportion, described total traffic, described first total sample size and described second total sample size, determine described target three grades
The sample size of sampling classification.
Based on technique scheme, described sample size determines that module utilizes sample size to determine rule:Determine the sample size of described target three grades sampling classification；
Wherein, y be described in state target three grades sampling classification sample size, ygFor described association sample size, SiFor plan
Sampling proportion,For described total traffic, n is the number of the corresponding three grades of sampling classifications of described target two stage sampling classification
Amount,For described first total sample size, m is the quantity of controlled three grades of sampling classifications,For described
Two total sample sizes.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment, identical similar portion sees mutually.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (10)
1. the determination method of a power marketing inspection sampling proportion, it is characterised in that including:
Obtain the overall portfolio of target two stage sampling classification；
Obtain the minimum sampling proportion of described target two stage sampling classification；
Obtain the inspected unit actual volume of described target two stage sampling classification；
Utilize selective examination ratio-dependent rule, and described overall situation portfolio, described minimum sampling proportion and described inspected unit are real
Border portfolio, determines the actual sampling proportion of described target two stage sampling classification.
The most according to claim 1 determine method, it is characterised in that described utilization selective examination ratio-dependent rule, and described
Overall situation portfolio, described minimum sampling proportion and described inspected unit actual volume, determine described target two stage sampling class
Other actual sampling proportion, including:
Utilize described selective examination ratio-dependent regular:Determine the reality of described target two stage sampling classification
Sampling proportion；
Wherein, SjFor actual sampling proportion, LqFor overall situation portfolio, SqFor minimum sampling proportion, LjFor the actual industry of inspected unit
Business amount；Lq×SqFor sample number should be taken out.
The most according to claim 1 determine method, it is characterised in that also include:
By power marketing information system, to the portfolio of overall sampling classifications at different levels and inspected unit sampling at different levels classification
Portfolio is added up.
4. according to the determination method described in any one in claim 1-3, it is characterised in that determine described target two stage sampling
After the actual sampling proportion of classification, if the sampling proportion of the three grade sampling classifications corresponding with described target two stage sampling classification
Be adjusted, then the sample size of the target three grades sampling classification being associated with controlled three grades of sampling classifications determines method bag
Include:
Sample number and inspected unit planning business amount should be taken out according to described target two stage sampling classification, calculate described target two
The plan sampling proportion of level sampling classification；
Obtain the association sample size of described target three grades sampling classification；
The portfolio sum obtaining all three grade sampling classifications corresponding with described target two stage sampling classification is total traffic；
Obtaining the sample size sum after controlled three grades of sampling classifications adjust is first total sample size；
Obtaining the sample size sum before all three grades of sampling classifications being associated with controlled three grades of sampling classifications adjust is
Second total sample size；
Sample size is utilized to determine rule, and described association sample size, described plan sampling proportion, described total traffic, institute
State first total sample size and described second total sample size, determine the sample size of described target three grades sampling classification.
The most according to claim 4 determine method, it is characterised in that described utilize sample size to determine rule, and described
Association sample size, described plan sampling proportion, described total traffic, described first total sample size and described second are always sampled
Quantity, determines that the sample size of described target three grades sampling classification includes:
Sample size is utilized to determine rule:Determine described target three grades sampling classification
Sample size；
Wherein, y be described in state target three grades sampling classification sample size, ygFor described association sample size, SiFor plan sampling
Ratio,For described total traffic, n is the quantity of the corresponding three grades of sampling classifications of described target two stage sampling classification,For described first total sample size, m is the quantity of controlled three grades of sampling classifications,For described second total
Sample size.
6. the determination system of a power marketing inspection sampling proportion, it is characterised in that including:
First acquisition module, for obtaining the overall portfolio of target two stage sampling classification；
Second acquisition module, for obtaining the minimum sampling proportion of described target two stage sampling classification；
3rd acquisition module, for obtaining the inspected unit actual volume of described target two stage sampling classification；
Selective examination ratio-dependent module, is used for utilizing selective examination ratio-dependent rule, and the described overall situation portfolio, described minimum sampling fraction
Example and described inspected unit actual volume, determine the actual sampling proportion of described target two stage sampling classification.
The most according to claim 6 determine system, it is characterised in that described selective examination ratio-dependent module utilizes described selective examination
Ratio-dependent rule:Determine the actual sampling proportion of described target two stage sampling classification；
Wherein, SjFor actual sampling proportion, LqFor overall situation portfolio, SqFor minimum sampling proportion, LjFor the actual industry of inspected unit
Business amount；Lq×SqFor sample number should be taken out.
The most according to claim 6 determine system, it is characterised in that also include:
Traffic volume measurement module, for by power marketing information system, to the portfolio of overall sampling classifications at different levels with checked
The portfolio of verification certificate position sampling at different levels classification is added up.
9. according to the determination system described in any one in claim 6-8, it is characterised in that also include:
Computing module, for sample number and inspected unit planning business amount should be taken out according to described target two stage sampling classification,
Calculate the plan sampling proportion of described target two stage sampling classification；
4th acquisition module, for obtaining the association sample size of target three grades sampling classification；Wherein, described target three grades sampling
Classification is: three grades of sampling classifications that the controlled three grades of sampling classifications of sampling proportion are associated；
5th acquisition module, for obtaining the business of all three grade sampling classifications corresponding with described target two stage sampling classification
Amount sum is total traffic；
6th acquisition module, is first always to sample for obtaining the sample size sum after controlled three grades of sampling classifications adjust
Quantity；
7th acquisition module, before obtaining all three grades of sampling classifications adjustment being associated with controlled three grades of sampling classifications
Sample size sum be second total sample size；
Sample size determines module, is used for utilizing sample size to determine rule, and described association sample size, described plan sampling
Ratio, described total traffic, described first total sample size and described second total sample size, determine described target three grades sampling
The sample size of classification.
The most according to claim 9 determine system, it is characterised in that described sample size determines that module utilizes sampling number
Measure and determine rule:Determine the sample size of described target three grades sampling classification；
Wherein, y be described in state target three grades sampling classification sample size, ygFor described association sample size, SiFor plan sampling
Ratio,For described total traffic, n is the quantity of the corresponding three grades of sampling classifications of described target two stage sampling classification,For described first total sample size, m is the quantity of controlled three grades of sampling classifications,For described second total
Sample size.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109146316A (en) * | 2018-09-10 | 2019-01-04 | 广东电网有限责任公司 | Power marketing checking method, device and computer readable storage medium |
| CN110400235A (en) * | 2019-07-29 | 2019-11-01 | 国网新疆电力有限公司电力科学研究院 | A kind of monitoring method and system of power marketing work plan |
-
2016
- 2016-07-13 CN CN201610561742.0A patent/CN106203853A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109146316A (en) * | 2018-09-10 | 2019-01-04 | 广东电网有限责任公司 | Power marketing checking method, device and computer readable storage medium |
| CN110400235A (en) * | 2019-07-29 | 2019-11-01 | 国网新疆电力有限公司电力科学研究院 | A kind of monitoring method and system of power marketing work plan |
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